Top Definition
Someone who has no clue of their surroundings and has no common sense. They also tend to not give back change and can be found at Tweeter slinging bullshit information.
Hey where is the rest of my change, I gave you $20 and I know it didn't cost that much, Dumb dinosaur.
by peter fitz August 30, 2006
5 Words related to DUMB DINOSAUR

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